api doc: fix path in task

diff --git a/tasks/doc.rake b/tasks/doc.rake
index b39f8c6518e8000bae128c879550b13ebf599f1a..56f15c4bb7993ab34a578f9ceab1d937f7e5d4ae 100644 (file)
--- a/tasks/doc.rake
+++ b/tasks/doc.rake
@@ -2,7 +2,7 @@ desc "Generate RDoc"
 task :doc => ['doc:generate']
 
 namespace :doc do
-  project_root = File.expand_path(File.join(File.dirname(__FILE__), '.'))
+  project_root = File.expand_path(File.join(File.dirname(__FILE__), '..'))
   doc_destination = File.join(project_root, 'doc')
 
   begin